Sayings of Prophet Muhammad SAW are called Hadith .
The sayings of the holy Prophet Muhammad SAW are thousands in number. The Imams of Hadith did serious scrutiny to decide which ones are the True sayings. They formulated very strict rules to verify the saying as many non-believers concocted sayings and attributed to the Prophet (SAW). The famous books containing these sayings are:
1. Sahih bokhari
2. Sahih Muslim
3. Mota imam Malik
4. Nisaii
5. Tirmazi
6. Ibn-i-Maja
the books have been named after the name of the Imams who compiled these books.
Sunnah
Of course not. Prophet Muhammad (PBUH) is a God prophet and is protected by God from committing wrong deeds or sayings.
Hadith Naboui is prophet Muhammad (peace be upon him) own sayings. Hadith Qodsi is sayings of God (not part of Quran) conveyed to prophet Muhammad to inform his people with.
They are:Quran that reflects real god (Allah) words to prophet Muhammad, andSunnah that reflects prophet Muhammad sayings and practices.
Sunnah is an Islamic Arabic term that means prophet Muhammad (PBUH) sayings and practices. It is to be followed by Muslims. All prophet Muhammad (PBUH) sayings were casted in reference books as Al-Buhkari and Moslem books.
Sunnah combines prophet Muhammad (PBUH) sayings and practices or doings.
Mainly, Quran and books of Prophet Muhammad (PBUH) sayings.
Both collected Prophet Muhammad (PBUH) sayings and assured the authenticity of these sayings.
Holy Quran and Sunnah (Prophet Muhammad sayings and practices)
Sunnah is based upon prophet Muhammad (PBUH) sayings and practices. the prophet Muhammad's deeds and traditions during his ministry.
The Holy Qur'an and the Sunnah (sayings and actions of Prophet Muhammad - peace be upon him).
A hadith is an Islamic tradition. It means a report of the teachings, sayings and deeds of the Islamic prophet Muhammad.
No Hadith reflects prophet Muhammad (peace be upon him) own sayings. Quran reflects God word revelations to prophet Muhammad through the angel Gabriel (or Jibril).